BLM Arizona Mining Claim Case Files This folder contains the Bureau of Land Management (BLM) Arizona Mining Claim Case Files. If you need any assistance or have any questions regarding these files please visit the BLM AZSO Public Room at 1 N Central Ave Ste. 800, Phoenix, AZ 85004 to see the case files in person, or call (602) 417-9200. Due to the volume of records, these scans fall under Section 508 of the Rehabilitation Act, part E202.6 Undue Burden or Fundamental Alteration, and therefore are not validated for 508-compliance. If you need additional assistance, please visit the BLM AZSO Public Room at 1 N Central Ave Ste. 800, Phoenix, AZ 85004.